For backup and restoration of Exchange 2016 Mail Level backup set, these are the limitations:

1. If you are trying to restore item(s) from one mailbox to an alternate location mailbox, CloudBacko Pro will restore the item(s) to their respective destination folder(s) with the same name of the original folder(s).
   
   Example: Item from “Inbox” folder of Mailbox-A will be restored to the “Inbox” folder of the alternate location Mailbox-B; Item from “Drafts” folder of Mailbox-A will be restored to the “Drafts” folder of the alternate location Mailbox-B.
   
   
2. If you are trying to restore item(s) from several mailboxes to an alternate location mailbox, CloudBacko Pro will restore the item(s) to their respective destination folder(s) in alternate location mailbox with the same name of the original folder(s).
   
   Example: Item from “Inbox” folder of Mailbox-A and Mailbox-B will be restored to the “Inbox” folder of the alternate location Mailbox-C.
   
   
3. Restore of mailbox items or public folder items is only supported if the according mailbox or public folder exists.
   
   
4. Only Alternate Location is supported for restoring mailbox items to another domain.
   
   
5. Restore of mailbox item(s) in public folder to an alternate location mailbox is not supported.
   
   Example: Restore of mailbox item(s) in public folder from Mailbox-A to alternate location Mailbox-B is not supported.
   
   
6. If you are trying to restore the mailbox item to a destination mailbox which has a different language setting than the original mailbox, CloudBacko Pro will restore mailbox item(s) to their respective destination folder based on the translation listed below.
   
   For folders such as ‘Calendar’ or ‘Notes’, a new folder ‘Calendar’ or ‘Notes’ will be created.